User's Manual

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public network. In addition, the value of rportparameter is equalled to port from public IP address. SIP
server will keep client devices NAT mapping IP and port information and send request via the field. This
method would not need 3-party server to find NAT mapping information, and have been supported in many
types of SIP server. So the default configuration value of Rport in X series phone is 1 (enabled).
Configuration method:
1. configuration by web user interface
1) Click Line/SIP/Advanced Settings’ when you want to configure Rport setting for Line1
2) Make sure checkbox of Enable Rportis checked when you want Rport to be active.
3) Click the Applybutton to save the changes.
2. Items in configuration file
Parameters Descriptions
SIP1 Enable Rport Configure Line 1 enables Rport feature or not. 0 is
Disabled, 1 is Enabled. Default is 1.